#include <iostream>
#include <windows.h>
#include <math.h>
 
using namespace std;
 
int main()
{
	
	int n;
	cout<<"Vvedite 4-znach chislo: ";
	cin>> n;
	if (n%2==0){
		cout<<"Chislo chetnoe: DA" <<endl;
	}
	else {
		cout<<"Chislo chetnoe: NET" <<endl;
	}
	if (n%3==0){
		cout<<"Chislo kratno 3: DA" <<endl;
	}
	else {
		cout<<"Chislo kratno 3: NET" <<endl;
	}
unsigned number;
unsigned sqr = 0;
 
    cout << "Enter number: ";
    cin >> number;
 
    for (unsigned i = 1; sqr + 2 <= number; i += 2)
        sqr += i;
 
    std::cout << (number == sqr || number == 1 ? "Yes" : "No") << std::endl;
return 0;
}